• January 08. 2019

In today's big data age, the demand for high speed and high bandwidth is getting bigger and bigger. There is an urgent desire to have a new product as the main transmission medium for high performance computing and data centers. So the active optical cable (AOC) appears in this environment. What is active optical cable? What are the areas of application and what are the advantages? Today we will a...

• January 12. 2019

As we know, ETU-Link supply 25G SFP28 Transceiver, and 25G SFP28 DAC Cable. How to choose the best solution in a 25G Cabling solution system？ Let's go ahead. Solution 1: 25G SFP28 Transceiver + Patch cord ETU-Link mainly supply 2 types of 25G SFP28 Transceivers. 25GBase-SR: ETU PN.ESP852A-3LCD03: http://www.etulinktechnology.com/uploadfile/attachment/ab1df48319ff81bb6ea64189f5b168e2.pdf. 25GBase-L...

• July 10. 2019

25G Ethernet has been hitting the web world at a sudden rate and may eventually become the fastest IEEE Ethernet standard ever completed. 25G cable is divided into 25G SFP28 direct attach cable and 25G SFP28 active optical cable, both of them can transmit data at 25Gbps. What are the differences between them? In this article, ETU-Link will focus on the differences between the two cables. What is a...

• June 06. 2020

HP 5900AF JC772A switch, also known as HP 5900AF-48XG-4QSFP+ switch, has 48 1G / 10G SFP+ ports and 4 QSFP+ ports (as shown in the figure below), capable of supporting 40G uplink or 16 additional 10G ports. HP 5900AF JC772A switch is not only the ideal solution for server access layer of large enterprise data center, but also the core layer of medium enterprise data center. Optical module for HP 5...

• October 28. 2020

With the revolutionary progress of large-scale information system, cloud computing technology with its low-cost, convenient, high scalability features, provides a practical technical guarantee for the development of big data, Internet and artificial intelligence. Facing the requirements of high speed, high density, low cost and low power consumption in optical interconnection products of short dis...

• January 07. 2022

TOR (Top of Rack) is a data center routing mode.In this article,ETU-LINK will introduce the application of 40 Gigabit DAC high-speed cable in data center TOR wiring. The 40 Gigabit data center TOR wiring mode is to use a standard 42U server cabinet, and then put a 40 Gigabit switch above the server cabinet. The server in the server cabinet is connected to the switch at the upper end through t...

• March 10. 2023

High speed cable DAC is used for the connection of short distance network devices, such as server, switches,storage and so on. It is a low cost measure of network devices connection. So far there are common DAC cables including 10G SFP+ to 10G SFP+ DAC cable, 25G SFP28 to 25G SFP28 DAC cable, 40G QSFP+ to 40G QSFP+ DAC cable, 40G QSFP+ to 4x SFP+ DAC cable, 100G to 100G QSFP28 DAC c...

• April 07. 2023

In this article, ETU-LINK will analyze common problems related to 40G QSFP+ optical modules, 40G QSFP+ AOC active optical cables, and 40G QSFP+ DAC high-speed cables. Q1：Can a 40G optical module be connected with a 10G optical module? A1: Not all 40G optical modules can be connected to 10G optical modules, only 4*10G parallel transmission optical modules can be connected to 10G optical modules, fo...